Sony STR-DE585 Service Manual page 15

• IC1601 MB90478PF-G-120-BND (SYSTEM CONTROL) (DIGITAL Board (2/2))
Pin No. Pin Name I/O
1 DATAO I Serial data input for DIR
2 GP9 I Decode signal input
3 BST O Boot stop signal output to DSP
4 HCS O Chip select signal output to DSP
5 HACN I Acknowledge signal input for DSP
6 XRST O Reset signal output to DSP
7 PM O PLL initialization output to DSP
8 PD O Power down signal output to CODEC
9 SMUTE O Soft mute signal output to CODEC
10 CDT1 O Control data output to CODEC
11 VSS — Ground
12 SCL O Serial data clock to CODEC
13 CS O Chip select signal output to CODEC
14 DATA O Serial data output to VOL/TUNER
15 CLK O Clock signal output to VOL/TUNER
16 LATCH-VOL IC O Latch signal output to VOL/TUNER
17 SPK B RELAY O Speaker out control signal output (Fixed at "L")
18 HDOUT I Serial data for DSP
19 HDIN O Serial data to DSP
20 HCLK O Clock signal output to DSP
21 F.MUTE O Function input mute signal output
22 AC MUTE O Power amp mute signal output
23 VCC5 I Power supply
24 ANA/DIG I Muting and error port signal input
25 HP DETECT I Headphone detect signal input
26 DCS LED O LED (Digital Cinema Sound) driver signal output
27 FLASH2 O Flash programming signal output
28 SP SWITCH/FLASH1 I/O Speaker ON/OFF signal output
29 MCH LED O LED (MULTI CHANNEL DECODING) driver signal output
30 MODE O LED (MODE) driver signal output
31 2CH O LED (2CH) driver signal output
32 AFD O LED (A.F.D.) driver signal output
33 SCL O Clock signal output to EEPROM
34 SDA I/O Serial data to EEPROM
35 AVCC I Power supply
36 AVRH I Not used (connected to "H")
37 AVSS — Ground
38 to 41 A/D0 to A/D3 I Key signal input (A/D port)
42 VSS — Ground
43 RDS SIGNAL I RDS signal input (AEP, UK model)
44 MODEL I Model detection port
45 VERSION I Version resistor port
46 NC O Not used (Fixed at "L")
47 NC O Not used (Fixed at "H")
48 STOP I Input signal when AC off
49 MD0 — Selection of micom operation mode
50 MD1 — Not used (connected to "H")
51 MD2 — Selection of micom operation mode
52 RDS CLOCK I RDS clock signal output (AEP, UK model)
53 RDS DATA I RDS data output (AEP, UK model)
54 SIRCS I Input data from remote control receiver
55 FUSE DETECT I Power down detect input
Description
15
Pin No. Pin Name I/O
56 POWER KEY I Detect power switch key
57 JOG (B) I Jog encoder signal input (Fixed at "L")
58 JOG (A) I Jog encoder signal input (Fixed at "L")
59 VOL (B) I Volume encoder signal input
60 VOL (A) I Volume encoder signal input
61 DIN O Serial data output to FL driver
62 CLK O Clock signal output to FL driver
63 FL_STB O Strobe signal output to FL driver
64 CONTROL A1 OUT O Control A1 signal output (Fixed at "L")
65 CONTROL A1 IN I Control A1 signal input (Not used)
66 POWER RELAY O Control power relay driver output
67 PROTECTOR I Detect protector status input
68 HEADPHONE RELAY O Control headphone relay driver output
69 WOOFER RELAY O Control woofer speaker relay driver output
70 REAR RELAY O Control rear speaker relay driver output
71 CENTER RELAY O Control center speaker relay driver output
72 PREOUT/FRONT RELAY O Control front speaker relay driver output
73 TUNED O Tuned signal output to tuner
74 STEREO O Stereo signal output to tuner
75 MUTE O Mute signal output to tuner
76 DO I Serial data input for tuner
77 RSTX I Reset signal input
78 SLATCH O Latch signal to tuner
79 X1A — Not used (open)
80 X0A — Not used (connected to ground)
81 VSS — Ground
82 X0 I Clock signal input (16 MHz)
83 X1 O Clock signal output (16 MHz)
84 VCC3 I Power supply
85 NC I Not used (Fixed at "L")
86 NC O Not used (Fixed at "L")
87 to 90 SW4 to SW1 O Video input select signal output
91 SELECT1 O Optical input select signal output (Fixed at "L")
92 SELECT2 O Optical input select signal output (Fixed at "L")
93 XMODE O Mode signal output to DIR
94 CKSEL1 O Clock select signal output to DIR
95 CLK O Clock signal output to DIR
96 CE O Chip select signal output to DIR
97 DI O Serial data output to DIR
98 DO I Serial data input for DIR
99 ERROR I Error signal input for DIR
100 XSTATE I XSTATE signal input for DIR
15
STR-DE585
Description